Drupal 7, Prepared options in views explose filter. Display options only with content. Module for the same - Views Selective Filters.

gistfile1.txt

/**
 * Implements hook_form_alter().
 */
function MODULE_form_alter(&$form, &$form_state, $form_id) {

  // We prepared product type filter, code below must display only node types
  // which have added content.
  if (isset($form['#id']) && $form['#id'] == 'EXPLOSE_FILTER_FORM_ID') {
    $selected_brand = menu_get_object('taxonomy_term', 2);

    // If isset product type filter.
    if (isset($form['type']) && !empty($form['type']['#options']) && is_object($selected_brand)) {
      $brand_id = $selected_brand->tid;

      // Get node types with added content.
      $q = db_select('field_data_field_brands', 'brands_fields');
      $q->leftJoin('node', 'node', 'node.nid = brands_fields.entity_id');
      $q->innerJoin('node_type', 'node_type', 'node_type.type = node.type');
      $q->fields('node_type', array('type', 'name'));
      $q->condition('brands_fields.entity_type', 'node');
      $q->condition('brands_fields.field_brands_tid', $brand_id);
      $q->condition('node.status', NODE_PUBLISHED);
      $available_types = $q->execute()->fetchAllKeyed();

      if (!empty($available_types)) {
        $form['type']['#options'] = $available_types;
      }
    }
  }
}